Specifications

Interleaf EP1052 TROUBLESHOOTING
96.11.01
T-36
C0500, C0510
* After resetting a C0510 condition, C0500 will be shown if the same problem recurs. For this reason, the
same troubleshooting procedure is used for C0500 and C0510.
Step
Check Item Result Action
Does H1 light up when the Power YES Check TH1 for installation or clean it.
1
Switch is turned ON?
NO Begin with step 3.
Disconnect CN14 (4P). Is the
YES
Replace TH1.
2
resistance across CN14-2 and 3 on the
TH1 side infinity?
NO
Replace PWB-A.
3
Does the voltage across PJ3A-2 on
PWB-A and GND change from DC4.5V
to DC0V when the Front Door is closed
with the Power Switch in the ON
position?
NO
Replace PWB-A.
Disconnect CN5 (2P). Is there
YES
Replace UN1.
4
continuity across CN5-1 and 2 on the
Fusing Unit side?
NO
Check H1 and TF1 for continuity.
C0520
Step
Check Item Result Action
Does H1 remain lit up even after the YES Begin with step B.
A
copier has completed warming up?
NO Begin with step C.
Does the voltage across PJ3A-2 on
PWB-A and GND remain DC0V even
YES
Replace PWB-A.
B
after the copier has completed
warming up?
NO
Replace UN1.
Disconnect CN14 (4P). Is the circuit
YES
Replace TH1.
C
across CN14-2 and 3 on the Fusing
Unit side short-circuited?
NO
Replace PWB-A.